348394669462477 has 16 divisors (see below), whose sum is σ = 384351957239040. Its totient is φ = 313151826803200.

The previous prime is 348394669462457. The next prime is 348394669462523. The reversal of 348394669462477 is 774264966493843.

It is not a de Polignac number, because 348394669462477 - 2⁷ = 348394669462349 is a prime.

It is a super-2 number, since 2×348394669462477² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 348394669462477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348394669462447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19008108 + ... + 32528410.

It is an arithmetic number, because the mean of its divisors is an integer number (24021997327440).

Almost surely, 2^{348394669462477} is an apocalyptic number.

It is an amenable number.

348394669462477 is a deficient number, since it is larger than the sum of its proper divisors (35957287776563).

348394669462477 is a wasteful number, since it uses less digits than its factorization.

348394669462477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13546724.

The product of its digits is 31603654656, while the sum is 82.

The spelling of 348394669462477 in words is "three hundred forty-eight trillion, three hundred ninety-four billion, six hundred sixty-nine million, four hundred sixty-two thousand, four hundred seventy-seven".